3. Install the wireless card.
4. Install the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable.
5. Install the 3-cell battery or the 4-cell battery, whichever applicable.
6. Install the base cover.
7. Follow the procedure in After working inside your computer.
Palm-rest and keyboard assembly
Removing the palm-rest and keyboard assembly
CAUTION: The information in this section is intended for authorized service technicians only.
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the base cover.
3. Remove the 3-cell battery or the 4-cell battery, whichever applicable.
4. Remove the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable.
5. Remove the wireless card.
6. Remove the fan.
7. Remove the heat sink.
NOTE:
The system board can be removed and installed along with the heat sink, when replacing the palm-rest and
keyboard assembly. This simplifies the removal and installation procedure and prevents damage to the thermal bond
between the system board and heat sink.
8. Remove the speakers.
9. Remove the touchpad.
10. Remove the power-adapter port.
11. Remove the I/O daughter-board cable.
12. Remove the I/O daughter-board.
13. Remove the coin-cell battery.
14. Remove the power button or the power button with optional fingerprint reader, whichever applicable.
15. Remove the display assembly.
16. Remove the system board.
About this task
NOTE:
The palm-rest and keyboard assembly cannot be further disassembled once all the pre-removal parts procedures are
completed. If the keyboard is malfunctioning and is required to be replaced, replace the entire palm-rest assembly.
The following image indicates the location of the palm-rest and keyboard assembly and provides a visual representation of the
removal procedure.
82
Removing and installing Field Replaceable Units (FRUs)
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